Lost 1878

Mercer & Somerset - Stony Brook Bridge (Mercer County, New Jersey)
Built 1871
Lost Bridge over Stony Brook on Mercer & Somerset RR
No longer exists

Mercer & Somerset RR Bridge (Mercer County, New Jersey)
Built 1871
Lost Bridge over Scotch Road on Mercer & Somerset RR
No longer exists

UP - Dale Creek Crossing (Original) (Albany County, Wyoming)
Built 1868
Lost Bridge over Dale Creek on Union Pacific Railroad
Removed but not replaced; Stone abutments remain; Site is on the NRHP